material-hauling equipment
21art and architecture, Oceanic — ▪ visual arts Introduction the visual art (art) and architecture of native Oceania, including media such as sculpture, pottery, rock art, basketry, masks, painting, and personal decoration. In these cultures, art and architecture have often …
22SR Merchant Navy class — SR Merchant Navy class[1] Official Southern Railway photograph of 21C1 Channe …
23History of the Panama Canal — The history of the Panama Canal goes back almost to the earliest explorers of the Americas. The narrow land bridge between North and South America offers a unique opportunity to create a water passage between the Atlantic and Pacific oceans. This …
24Cable — For other uses, see Cable (disambiguation). 6 inch (15 cm) outside diameter, oil cooled cables, traversing the Grand Coulee Dam throughout. An example of a heavy cable for power transmission …
25Roman infantry tactics — refers to the theoretical and historical deployment, formation and maneuvers of the Roman infantry from the start of the Roman Republic to the fall of the Western Roman Empire. The article first presents a short overview of Roman training. Roman… …
26Anchor — For other uses, see Anchor (disambiguation). Ploudalmézeau, anchor of Amoco Cadiz An anchor is a device, normally made of metal, that is used to connect a vessel to the bed of a body of water to prevent the vessel from drifting due to wind or… …
27Mining in the Upper Harz — The headframe of the Emperor William Shaft in Clausthal is one of the oldest surviving winding towers in Germany …
28roads and highways — ▪ transportation Introduction traveled way on which people, animals, or wheeled vehicles move. In modern usage the term road describes a rural, lesser traveled way, while the word street denotes an urban roadway. Highway refers to a major… …
29Ross Sea party — The Ross Sea party was part of Sir Ernest Shackleton s Imperial Trans Antarctic Expedition 1914 ndash;17. Shackleton s plan was to land with a group on the Weddell Sea coast of Antarctica from his ship Endurance , and to march across the… …
30Crusher — For other uses, see Crusher (disambiguation). A crusher is a machine designed to reduce large rocks into smaller rocks, gravel, or rock dust. Crushers may be used to reduce the size, or change the form, of waste materials so they can be more… …
